CN113333489B - Bonding wire drawing die penetrating device - Google Patents
Bonding wire drawing die penetrating device Download PDFInfo
- Publication number
- CN113333489B CN113333489B CN202110671851.9A CN202110671851A CN113333489B CN 113333489 B CN113333489 B CN 113333489B CN 202110671851 A CN202110671851 A CN 202110671851A CN 113333489 B CN113333489 B CN 113333489B
- Authority
- CN
- China
- Prior art keywords
- clamp
- bonding wire
- die
- magnetostrictive
- wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/02—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/02—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
- B21C1/14—Drums, e.g. capstans; Connection of grippers thereto; Grippers specially adapted for drawing machines or apparatus of the drum type; Couplings specially adapted for these drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
- B21C3/02—Dies; Selection of material therefor; Cleaning thereof
- B21C3/06—Dies; Selection of material therefor; Cleaning thereof with adjustable section
Abstract
The invention is suitable for the technical field of bonding wires, and provides a bonding wire drawing and die penetrating device, which comprises a box body and a die shell, and also comprises: the magnetostrictive clamp is arranged in the box body and is used for adjusting the wire diameter of the bonding wire for the first time; the first clamp is arranged in the box body and used for carrying out secondary adjustment on the wire diameter of the bonding wire and carrying out die penetration; and the second clamp is arranged in the box body and is used for matching with the first clamp to perform secondary adjustment on the wire diameter of the bonding wire. The invention greatly reduces the complexity of the die threading process in the bonding wire drawing process, saves the die threading time, improves the working efficiency and improves the production efficiency.
Description
Technical Field
The invention belongs to the technical field of bonding wires, and particularly relates to a bonding wire drawing and die penetrating device.
Background
In the bonding wire industry, the process of drawing and threading wires is always a very complicated and fussy process, because the diameter of the threaded die aperture needs to be smaller than the diameter of a wire. At present, electrolyte is mostly used in the process of threading a bonding wire, one end of the bonding wire needing to be threaded is placed into the electrified electrolyte in the process of threading the bonding wire, so that the bonding wire is electrolytically thinned, and then the bonding wire is manually conveyed into a wire drawing die.
The above method has several disadvantages: (1) a layer of black substance is generated on the surface of the electrolyzed bonding wire, so that the bonding wire is difficult to clean, and the quality of the wire can be influenced in the subsequent wire drawing operation; (2) the black substance can damage the wire-drawing die to a certain extent, and the maintenance cost of the die can be increased; (3) the wire drawing and die penetrating operation has high technical requirements, and usually needs half an hour to penetrate a set of die, so that the production efficiency is low. Therefore, a bonding wire drawing and die penetrating device is provided.
Disclosure of Invention
The invention aims to provide a bonding wire drawing and die penetrating device, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a bonding wire drawing die-threading device, includes box and mould shell, still includes:
the magnetostrictive clamp is arranged in the box body and is used for adjusting the wire diameter of the bonding wire for the first time;
the first clamp is arranged in the box body and used for carrying out secondary adjustment on the wire diameter of the bonding wire and carrying out die penetration;
the second clamp is arranged in the box body and used for matching with the first clamp to carry out secondary adjustment on the wire diameter of the bonding wire;
a coil and a magnetostrictive piece are arranged in the magnetostrictive clamp, and a wire passing through hole is formed in the horizontal position of the center of the magnetostrictive piece.
Further, a mold is arranged in the mold shell, a magnetic field is arranged between the mold and the inner wall of the mold shell, and a mold outer core and a mold inner core are arranged in the mold.
Further, the inner core of the mold is made of magnetostrictive material.
Furthermore, one side of the box body is provided with a wire inlet, and the other side of the die shell corresponding to the wire inlet is provided with a wire outlet.
Furthermore, a partition plate is arranged on one side, close to the magnetostrictive clamp, of the mold shell.
Further, the centers of the magnetostrictive clamp, the first clamp and the second clamp are located on the same horizontal line.
Compared with the prior art, the invention has the beneficial effects that:
according to the bonding wire drawing die penetrating device, the complexity of a die penetrating process in a bonding wire drawing process is greatly reduced, wires and dies are protected, the die penetrating time is saved, the working efficiency is improved, and the production efficiency is improved.
Drawings
Fig. 1 is a schematic front view structure diagram of a bonding wire drawing and die penetrating device.
Fig. 2 is a schematic side view of a bonding wire drawing and die threading device.
Fig. 3 is a schematic structural diagram of a magnetostrictive clamp in a bonding wire drawing and die-threading device.
Fig. 4 is a schematic structural diagram of a die in a bonding wire drawing and die-threading device.
In the figure: the manufacturing method comprises the following steps of 1-a box body, 2-a first clamp, 3-a magnetostrictive clamp, 4-a mould shell, 5-a magnetic field, 6-a wire inlet, 7-a wire outlet, 8-a mould, 9-a second clamp, 10-a coil, 11-a magnetostrictive part, 12-a wire through hole, 13-a mould outer core, 14-a mould inner core and 15-a partition plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to 4, a bonding wire drawing and threading device provided for an embodiment of the present invention includes a box 1 and a die housing 4, and further includes:
the magnetostrictive clamp 3 is arranged in the box body 1 and is used for adjusting the wire diameter of the bonding wire for the first time;
the first clamp 2 is arranged in the box body 1 and used for carrying out secondary adjustment on the wire diameter of the bonding wire and carrying out die penetration;
the second clamp 9 is arranged in the box body 1 and is used for matching with the first clamp 2 to perform secondary adjustment on the wire diameter of the bonding wire;
a coil 10 and a magnetostrictive member 11 are arranged in the magnetostrictive clamp 3, and a wire passing through hole 12 is arranged at the horizontal center position of the magnetostrictive member 11.
In the embodiment of the invention, preferably, the wire diameter of the bonding wire is firstly adjusted by arranging the magnetostrictive clamp 3; the wire diameter of the bonding wire is secondarily adjusted and a die is penetrated through by arranging the first clamp 2; through setting up second anchor clamps 9 cooperation first anchor clamps 2 line footpath to the bonding wire and carry out the secondary regulation, the mould operation is worn in the completion of cooperation magnetic field 5 and collapsible mould inner core 14, improves production efficiency. When the bonding wire passes through the wire passing through hole 12 of the magnetostrictive clamp 3, the coil 10 is energized, and the magnetostrictive member 11 in the magnetostrictive clamp 3 expands to adjust the wire diameter of the bonding wire.
As shown in fig. 1 and 4, as a preferred embodiment of the present invention, a mold 8 is disposed in the mold housing 4, a magnetic field 5 is disposed between the mold 8 and the inner wall of the mold housing 4, and an outer mold core 13 and an inner mold core 14 are disposed in the mold 8.
In the embodiment of the present invention, it is preferable that the magnetic field strength of the magnetic field 5 is controllable, and the inner core 14 of the mold 8 is contracted by the magnetic field strength of the magnetic field 5.
As shown in fig. 3 and 4, the mold core 14 is made of a magnetostrictive material as a preferred embodiment of the present invention.
In the embodiment of the present invention, it is preferable that the die core 14 composed of magnetostrictive material is controlled to be contracted by controlling the magnetic field strength of the magnetic field 5 so that the bonding wire passes through the die aperture.
As shown in fig. 1, as a preferred embodiment of the present invention, a wire inlet 6 is provided at one side of the box body 1, and a wire outlet 7 is provided at the other side of the mold housing 4 corresponding to the wire inlet 6.
In the embodiment of the invention, one end of the device is provided with the box body 1, the other end of the device is provided with the mould shell, and the wire inlet 6 and the wire outlet 7 are positioned on the same horizontal line.
As shown in fig. 1, as a preferred embodiment of the present invention, a partition 15 is provided on a side of the mold housing 4 close to the magnetostrictive clamp 3.
In the embodiment of the present invention, preferably, the partition 15 is an automatic partition 15, and when the first fixture 2 drives the bonding wire to approach the die 8 through a motor (not shown), the partition 15 is automatically opened, thereby completing the die-threading operation.
As shown in fig. 1, as a preferred embodiment of the present invention, the centers of the magnetostrictive clamp 3, the first clamp 2, and the second clamp 9 are located on the same horizontal line.
In the embodiment of the invention, the centers of the magnetostrictive clamp 3, the first clamp 2 and the second clamp 9 are positioned on the same horizontal line, so that the die threading operation of the bonding wire is completed.
The working principle of the invention is as follows:
in the bonding wire drawing and die threading device, in a box body 1, a bonding wire penetrates through a wire inlet 6, sequentially penetrates through a first clamp 2 and a magnetostrictive clamp 3, simultaneously energizes a coil 10 in the magnetostrictive clamp 3, and expands the magnetostrictive clamp 3 to change the wire diameter of the bonding wire for the first time; then, the second clamp 9 is matched with the first clamp 2 to stretch the bonding wire, so that the second wire diameter change is carried out on the bonding wire; driving motor (not drawn in the figure) drives anchor clamps 2 and is close to mould 8 and carries out the threading operation, opens controllable magnetic field 5 in the mould box 4, and mould inner core 14 in the mould 8 contracts for mould aperture grow, and anchor clamps 2 and then threading, closes magnetic field 5 after the threading finishes, accomplishes whole operation promptly.
The above are only preferred embodiments of the present invention, and it should be noted that, for those skilled in the art, it can make several changes and modifications without departing from the concept of the present invention, and these should also be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (6)
1. The utility model provides a bonding wire drawing die-threading device, includes box and mould shell, its characterized in that still includes:
the magnetostrictive clamp is arranged in the box body and is used for adjusting the wire diameter of the bonding wire for the first time;
the first clamp is arranged in the box body and used for carrying out secondary adjustment on the wire diameter of the bonding wire and carrying out die penetration;
the second clamp is arranged in the box body and used for matching with the first clamp to carry out secondary adjustment on the wire diameter of the bonding wire; a coil and a magnetostrictive piece are arranged in the magnetostrictive clamp, and a wire passing through hole is formed in the horizontal position of the center of the magnetostrictive piece.
2. The bonding wire drawing and threading device according to claim 1, wherein a mold is disposed in the mold housing, a magnetic field is disposed between the mold and an inner wall of the mold housing, and an outer mold core and an inner mold core are disposed in the mold.
3. The bonding wire drawing and threading device according to claim 2, wherein the die inner core is made of a magnetostrictive material.
4. The bonding wire drawing and threading device according to claim 2, wherein a wire inlet is provided at one side of the box body, and a wire outlet is provided at the other side of the die housing corresponding to the wire inlet.
5. The bonding wire drawing and threading device according to claim 4, wherein a partition plate is disposed on a side of the die housing near the magnetostrictive clamp.
6. The bonding wire drawing and threading device according to claim 5, wherein centers of the magnetostrictive clamp, the first clamp and the second clamp are located on the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110671851.9A CN113333489B (en) | 2021-06-17 | 2021-06-17 | Bonding wire drawing die penetrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110671851.9A CN113333489B (en) | 2021-06-17 | 2021-06-17 | Bonding wire drawing die penetrating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113333489A CN113333489A (en) | 2021-09-03 |
| CN113333489B true CN113333489B (en) | 2022-05-24 |
Family
ID=77475879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110671851.9A Active CN113333489B (en) | 2021-06-17 | 2021-06-17 | Bonding wire drawing die penetrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113333489B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH091228A (en) * | 1995-06-13 | 1997-01-07 | Daido Stainless Kk | Method for drawing metallic wire rod and its device |
| KR100545764B1 (en) * | 2003-12-10 | 2006-01-24 | 엘에스전선 주식회사 | AB Dry Wire Lubricant Feeder |
| CN101837380B (en) * | 2010-05-17 | 2011-11-30 | 洛阳理工学院 | Method and device for electromagnetic drawing of magnesium alloy wire |
| CN103627885B (en) * | 2013-11-18 | 2016-04-06 | 江苏大学 | A kind of based on the inner-wall reinforced method of magnetostrictive aperture and device |
| CN108213098A (en) * | 2018-02-07 | 2018-06-29 | 四川瑞昱新材料技术有限公司 | A kind of drawing mould for being applicable in high-strength superfine ultra-fine steel wire |
| CN110508633B (en) * | 2019-07-23 | 2020-09-18 | 铜陵顶科镀锡铜线有限公司 | Automatic die penetrating equipment and die penetrating method applying same |
-
2021
- 2021-06-17 CN CN202110671851.9A patent/CN113333489B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113333489A (en) | 2021-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106028724B (en) | A kind of processing method of rear cover, rear cover and electronic equipment | |
| CN202316757U (en) | Continuous-stamping production line of grids | |
| CN107138589B (en) | Plate hole flanging forming device and forming method | |
| CN105583278A (en) | Method for forming horn-mouth-shaped flanged hole in top cap of carrier rocket storage tank | |
| CN113333489B (en) | Bonding wire drawing die penetrating device | |
| CN107138590A (en) | It is a kind of that the device and method that sheet material hole flanging shapes is driven using multidirectional magnetic field force | |
| CN105598220A (en) | Ultrasonic vibration spindle device for incrementally forming plates | |
| CN105537361A (en) | Electromagnetic blank pressing method and device applicable to high-speed forming | |
| CN108817256A (en) | High-accuracy high-efficiency wing nut automatic integratedization punch forming device | |
| CN106694746A (en) | Plate punching method | |
| CN102548076B (en) | Induction cooker wire coil and wire coil winding technology | |
| CN202076120U (en) | Electrical inductance automatic winding fixing device | |
| CN209491227U (en) | A kind of sheet alloy inner hole electromagnetism flanging forming device | |
| CN206492870U (en) | A kind of tinuous production broken belt Quick Connect Kit | |
| CN208099019U (en) | A kind of electromagnetism inside port blockage device | |
| CN210091799U (en) | Copper flat wire softening deformation control device | |
| CN208904783U (en) | A kind of stator core splicing structure | |
| CN207068642U (en) | One kind is used for outer radial magnetic-field orientation forming module | |
| CN209110504U (en) | Starter armature harness and commutator pressing machine | |
| CN101552501A (en) | Direct current (DC) motor rotor structure and processing method | |
| CN215072068U (en) | Winding former of winding machine | |
| CN204145218U (en) | A kind of disc type wound rotor coil automaton | |
| CN212277007U (en) | Distribution transformer low-voltage winding former convenient for demoulding | |
| CN216705606U (en) | Novel stamping forming equipment of retaining ring | |
| CN219403971U (en) | High-low voltage busbar processing splint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |